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Mental Health and Addictions Service

Our team

The St. Michael’s Mental Health and Addictions service is the largest provider of mental health and addictions services in Mid East Health Link. Home to an interprofessional team of psychiatrists, nurses, social workers, occupational therapists, nurse practitioners, discharge planners, peer support workers, vocational counselors, addiction counselors, social recreation therapists, and psychologists.

Leadership team

Image of Dr.Tom Ungar


Dr. Tom Ungar



Janet Wilson
Senior Mental Health Program Director

Medical directors

Dr. Harold Spivak – Inpatient Mental Health
Dr. Chris Willer – Mental Health Emergency Service Area
Dr. Kien Dang – Medical Psychiatry
Dr. Adam Quastel – Addictions
Dr. Arash Nakhost – Community Mental Health
Dr. Karen Shin – Ambulatory Mental Health

Mental Health and Addiction Service operations / executive committee members

Dr. Tom Ungar (co-chair)
Leighanne MacKenzie (co-chair)
Dr. Adam Quastel
Dr. Nadiya Sunderji
Nicole Kirwan
Dr. Sidney Kennedy
Dr. Arash Nakhost
Dr. Karen Shin
Dr. Harold Spivak
Suba Jeyaratnam
Dr. Chris Willer
Dr. Kien Dang
Ifat Witz
Tasha Penney
Christy Pickles
Debbie Ezard